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Mariner Portfolio holdings
AUM
$95.2B
Turnover
23.58%
1-Year Est. Return
32.92%
This Fund
S&P 500
This Quarter Est. Return
+19.43%
1 Year Est. Return
+32.92%
3 Year Est. Return
+93.86%
5 Year Est. Return
+109.77%
10 Year Est. Return
+319.92%
AUM
$95.2B
AUM Growth
+$9.5B
(+11%)
Cap. Flow
-$1.86B
Cap. Flow % of AUM
Cap. Flow %
-1.95%
Top 10 Holdings %
Top 10 Hldgs %
27.89%
Holding
4,003
New
458
Increased
1,438
Reduced
1,530
Closed
486
Avg Time Held
3.2
years
Top 10 Avg Time Held
4.4
years
Top 20 Avg Time Held
5.5
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$318M |
| 2 |
Jazz Pharmaceuticals
JAZZ
|
+$125M |
| 3 |
TJX Companies
TJX
|
+$120M |
| 4 |
iShares Core US Aggregate Bond ETF
AGG
|
+$110M |
| 5 |
Vanguard FTSE Developed Markets ETF
VEA
|
+$105M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProShares Ultra Semiconductors
USD
|
+$318M |
| 2 |
Home Depot
HD
|
+$139M |
| 3 |
Microsoft
MSFT
|
+$129M |
| 4 |
Corning
GLW
|
+$126M |
| 5 |
iShares Russell Top 200 Growth ETF
IWY
|
+$113M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 40.96% |
| 2 | Technology | 24.61% |
| 3 | Financials | 7.71% |
| 4 | Healthcare | 5.25% |
| 5 | Industrials | 5.02% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
2726
Larimar Therapeutics
LRMR
$244M
| $349K | ﹤0.01% |
114,445
+82,800
| +262% | +$329K |
2026 Q1
1 quarter
|
|
2727
FT Vest US Equity Moderate Buffer ETF December
GDEC
$391M
| $349K | ﹤0.01% |
8,763
| – | – |
2024 Q1
9 quarters
|
|
2728
Amplify International Enhanced Dividend Income ETF
IDVO
$1.39B
| $349K | ﹤0.01% |
+8,300
| New | +$351K |
2026 Q2
0 quarters
|
|
2729
AngioDynamics
ANGO
$520M
| $348K | ﹤0.01% |
+26,726
| New | +$304K |
2026 Q2
0 quarters
|
|
2730
DoubleLine Income Solutions Fund
DSL
$1.12B
| $347K | ﹤0.01% |
31,344
+342
| +1% | +$3.75K |
2022 Q4
14 quarters
|
|
2731
Virtus Convertible & Income Fund
NCV
$338M
| $347K | ﹤0.01% |
19,699
+352
| +2% | +$5.94K |
2022 Q3
15 quarters
|
|
2732
DELISTED
Nuvalent
NUVL
| $346K | ﹤0.01% |
+2,798
| New | +$301K |
2026 Q2
0 quarters
|
|
2733
Invesco Dorsey Wright SmallCap Momentum ETF
DWAS
$384M
| $345K | ﹤0.01% |
2,712
+25
| +0.9% | +$2.84K |
2025 Q2
4 quarters
|
|
|
BZH
2734
DELISTED
Beazer Homes USA
BZH
| $345K | ﹤0.01% |
+12,305
| New | +$291K |
2026 Q2
0 quarters
|
|
2735
Nextdoor Holdings, Inc. Class A Common Stock
NXDR
$940M
| $345K | ﹤0.01% |
151,900
+39,506
| +35% | +$73.7K |
2025 Q2
4 quarters
|
|
2736
VanEck Ethereum ETF
ETHV
$116M
| $345K | ﹤0.01% |
+14,957
| New | +$450K |
2026 Q2
0 quarters
|
|
2737
FT Vest US Small Cap Moderate Buffer ETF May
SMAY
$110M
| $343K | ﹤0.01% |
12,100
-400
| -3% | -$11K |
2024 Q2
8 quarters
|
|
2738
RLJ Lodging Trust
RLJ
$1.84B
| $342K | ﹤0.01% |
+28,896
| New | +$270K |
2026 Q2
0 quarters
|
|
2739
Mineralys Therapeutics
MLYS
$1.82B
| $342K | ﹤0.01% |
+12,678
| New | +$348K |
2026 Q2
0 quarters
|
|
2740
ATS Corp
ATS
$1.86B
| $342K | ﹤0.01% |
11,879
-4,358
| -27% | -$134K |
2024 Q3
7 quarters
|
|
2741
JPMorgan BetaBuilders Europe ETF
BBEU
$8.89B
| $342K | ﹤0.01% |
4,396
-8,023
| -65% | -$616K |
2022 Q4
14 quarters
|
|
2742
SP Funds S&P World ex-US ETF
SPWO
$229M
| $341K | ﹤0.01% |
9,859
| – | – |
2025 Q4
2 quarters
|
|
2743
Synaptics
SYNA
$4.66B
| $340K | ﹤0.01% |
+2,742
| New | +$310K |
2026 Q2
0 quarters
|
|
2744
First Trust Global Tactical Commodity Strategy Fund
FTGC
$3.39B
| $340K | ﹤0.01% |
12,567
-6,708
| -35% | -$193K |
2026 Q1
1 quarter
|
|
2745
Gabelli Utility Trust
GUT
$473M
| $340K | ﹤0.01% |
51,575
+29,901
| +138% | +$186K |
2025 Q1
5 quarters
|
|
2746
Acadia Pharmaceuticals
ACAD
$3.4B
| $340K | ﹤0.01% |
13,431
+1,913
| +17% | +$42.1K |
2025 Q3
3 quarters
|
|
2747
Harrow
HROW
$1.07B
| $339K | ﹤0.01% |
+7,979
| New | +$297K |
2026 Q2
0 quarters
|
|
2748
Adtran
ADTN
$524M
| $339K | ﹤0.01% |
24,359
-8,151
| -25% | -$127K |
2026 Q1
1 quarter
|
|
2749
Hovnanian Enterprises
HOV
$604M
| $338K | ﹤0.01% |
+2,370
| New | +$271K |
2026 Q2
0 quarters
|
|
2750
Sierra Bancorp
BSRR
$541M
| $337K | ﹤0.01% |
8,275
-10,293
| -55% | -$388K |
2022 Q4
14 quarters
|
|
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Mariner's Q2 2026 Portfolio in Review
As of Q2 2026, Mariner held 4,003 positions worth $95.2B, up 11% from $85.7B the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Mariner's Q2 2026 filing shows 458 new, 1,438 increased, 1,530 reduced and 486 closed positions. Its largest new stake was Honeywell Aerospace: 217,569 shares worth $48.1M. The largest sale was ProShares Ultra Semiconductors, an estimated $318M.
By sector, the portfolio is most concentrated in Miscellaneous at 41% of assets, down from 43% a quarter earlier, followed by Technology and Financials.
- Mariner's largest Q2 2026 buy was Honeywell Aerospace: 217,569 shares worth $48.1M.
- Mariner added most to Micron Technology in Q2 2026, an estimated $318M increase.
- Mariner's biggest Q2 2026 reduction was ProShares Ultra Semiconductors, cutting an estimated $318M.
- Mariner fully exited Fidelity Fundamental Large Cap Core ETF in Q2 2026, selling an estimated $52.7M.
- Mariner's ten largest holdings make up 28% of its $95.2B portfolio in Q2 2026.
- Mariner opened 458 new positions and closed 486 in Q2 2026.
- Mariner's portfolio value rose 11% quarter-over-quarter to $95.2B.
Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.